<html>
 <head>
  <title>FrameBrowser</title>
 </head>
 <body>
  <!-- ok, so this does not work. so we have to develop our own MindBrowser: -->
  <!-- http://stackoverflow.com/questions/2429045/iframe-src-change-event-detection -->
  <iframe id="i" src="http://en.wikipedia.org/wiki/Euro_bill" width=400 height=400
   onLoad="console.log(this.contentWindow.location)" ></iframe>
  <iframe src="http://c2.com/cgi/wiki?GunterDueck" width=400 height=400
   onLoad="console.log(this.contentWindow.location)" ></iframe>
 </body>
</html>